[L] Change in coreboot[main]: mb/hardkernel/odroid-h4: Add support for ODROID-H4 series

[Angel Pons (Code Review)]

Attention is currently required from: Alicja Michalska, Benjamin Doron, David Milosevic, Felix Held, Felix Singer, Lean Sheng Tan, Matt DeVillier.

Angel Pons has posted comments on this change by David Milosevic. ( https://review.coreboot.org/c/coreboot/+/83979?usp=email )

Change subject: mb/hardkernel/odroid-h4: Add support for ODROID-H4 series
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Patch Set 10:

(3 comments)

Patchset:

PS9:
> good idea. […]

I mean, the main thing from CB:84213 that is not in this change is the vboot stuff. I can look into adding this in tomorrow.

File src/mainboard/hardkernel/odroid-h4/Kconfig:

https://review.coreboot.org/c/coreboot/+/83979/comment/545d0477_72a11b9f?usp... :
PS9, Line 18: 	select USE_LEGACY_8254_TIMER
> I don't remember why it was selected, but I can remove it.

Done

File src/mainboard/hardkernel/odroid-h4/bootblock.c:

https://review.coreboot.org/c/coreboot/+/83979/comment/41e44173_efe89602?usp... :
PS9, Line 13: ite_reg_write(GPIO_DEV, 0x26, 0xfb);
            : 	ite_reg_write(GPIO_DEV, 0x29, 0x01);
            : 	ite_reg_write(GPIO_DEV, 0x2c, 0x41);
            : 	ite_reg_write(GPIO_DEV, 0x2d, 0x02);
            : 	ite_reg_write(GPIO_DEV, 0xbc, 0xc0);
            : 	ite_reg_write(GPIO_DEV, 0xbd, 0x03);
            : 	ite_reg_write(GPIO_DEV, 0xc1, 0x0a);
            : 	ite_reg_write(GPIO_DEV, 0xc8, 0x00);
            : 	ite_reg_write(GPIO_DEV, 0xc9, 0x0a);
            : 	ite_reg_write(GPIO_DEV, 0xda, 0xb0);
            : 	ite_reg_write(GPIO_DEV, 0xdb, 0x44);
> Not really. This sets up the Super I/O GPIOs, and the values come from vendor firmware. […]

Done